Loudspeaker



FIG. 1 is a rear, side, and top perspective view of a first embodiment of a loudspeaker showing my design;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a rear elevational view of FIG. 1;

FIG. 4 is a top plan view of FIG. 1;

FIG. 5 is a bottom plan view of FIG. 1;

FIG. 6 is a front, side, and top perspective view of a second embodiment of a loudspeaker showing my design;

FIG. 7 is a front elevational view of FIG. 6;

FIG. 8 is a rear elevational view of FIG. 6;

FIG. 9 is a top plan view of FIG. 6; and,

FIG. 10 is a bottom plan view of FIG. 6. 

CLAIM The ornamental design for a loudspeaker, as shown and described. 